BYU (7-4) led 49-0 of at halftime after gaining 440 total yards, the fourth most in any half in program history. McChesney's 228 rushing yards are the most by a BYU freshman and the sixth most in school history.
Wilson was 17 of 20, with TD passes to Tyler Allgeier, Katoa, Guner Romney and Talon Shumway, who had four catches for 92 yards. Tight end Matt Bushman had two catches for 36 yards, including the 112th catch of his career.
West was 15-of-21 passing for 131 yards for UMass (1-11), with TD passes to Zak Simon and Josiah Johnson. Bilal Ally, 127 yards on 26 carries, scored on a 46-yard run and Cooper Garcia kicked a 29-yard field goal.
NFL draft order for 2022: First-round picks from 1 to 32, including Jaguars, Lions and Texans in top three
Jacksonville will have back-to-back No. 1 overall picks, while Detroit and Houston follow at the top of Round 1.
Auburn Tigers land second QB transfer in Oregon Ducks' Robby Ashford
Former Oregon QB Robby Ashford, the No. 168 prospect in the 2020 class, transferred to Auburn on Monday.
QB Chubba Purdy chooses to transfer to Nebraska after leaving Florida State football program
The Nebraska Cornhuskers have transformed their quarterback depth chart through the transfer portal, adding former Florida State Seminole Chubba Purdy to a group that includes former Texas Longhorn Casey Thompson.
College football transfer portal tracker: Top players, predictions, analysis, more
More college football players are entering the transfer portal each year. As the season winds down, we will analyze top players as they enter the portal and make new commitments.
Alabama Crimson Tide LB Christian Harris says he's entering NFL draft
Alabama linebacker Christian Harris has announced he will enter the NFL draft.
Onetime Clemson football recruit QB Hunter Johnson transfers back to Tigers after career at Northwestern
After four seasons at Northwestern, quarterback Hunter Johnson is transferring back to Clemson -- a rare transfer to Dabo Swinney's program.